ESI ESRTP8-W Cirrus Hard Wired OpenTherm Programmable Room Thermostat White
ESI

ESI ESRTP8-W Cirrus Hard Wired OpenTherm Programmable Room Thermostat White

  • SKU 7CT00017
  • MPN ESRTP8-W
  • EAN 0753677551992

ESI ESRTP8-W Cirrus is a stylish hard-wired OpenTherm room thermostat designed to provide accurate temperature control and improved heating efficiency. Featuring an easy-to-use interface and sleek white finish, it helps maintain a comfortable home environment while optimising boiler performance for greater energy savings.

£47.94 (inc VAT)£39.95 (ex VAT)

10 in stock

10 in stock

  • Fast UK delivery
  • Order by 2pm for same-day dispatch
  • Secure checkout
  • Easy returns

Description

The ESI ESRTP8-W Cirrus is a hard-wired programmable room thermostat designed to provide precise heating control while helping to reduce energy consumption. Featuring OpenTherm communication, the thermostat automatically adjusts your boiler’s flow temperature to improve efficiency and comfort, potentially reducing gas usage when connected to a compatible OpenTherm boiler.

Part of ESI’s popular Series 8 Cirrus range, the ESRTP8-W offers flexible programming options, intuitive controls, and a clear backlit display, making it ideal for modern heating systems. With advanced features such as Optimum Start, Optimum Stop, Delayed Start, and Holiday Mode, the thermostat helps maintain comfortable room temperatures while avoiding unnecessary energy waste.

For added flexibility, the thermostat is Smart Ready, allowing it to be upgraded for remote control via the ESI Wi-Fi Hub (sold separately).

Key Features

  • OpenTherm communication technology
  • Hard-wired programmable room thermostat
  • 7-day, 5/2-day, or 24-hour programming options
  • Optimum Start, Optimum Stop and Delayed Start functions
  • Holiday Mode for energy-saving operation when away
  • Automatic Summer/Winter time adjustment
  • Large backlit LCD display
  • Selectable 4 or 6 daily heating events
  • Smart Ready (compatible with ESI Wi-Fi Hub, sold separately)
  • Landlord Service Reminder function
  • ErP Class V energy rating
  • Stylish white finish
  • 3-year manufacturer’s warranty

Benefits

✅ Lower Energy Bills
OpenTherm technology modulates boiler performance to maximise efficiency and reduce unnecessary energy consumption.

✅ Improved Comfort
Advanced control algorithms help maintain a more consistent room temperature throughout the day.

✅ Flexible Scheduling
Choose between 7-day, 5/2-day or 24-hour programming to suit your lifestyle.

✅ Easy to Use
Simple controls and a clear backlit display make programming and adjustments quick and straightforward.

✅ Future-Proof Heating Control
Upgrade to smart heating control at any time by adding the ESI Wi-Fi Hub.

Technical Specifications

What’s in the Box?

  • 1 x ESI ESRTP8-W Cirrus Wired OpenTherm Thermostat
  • Wall mounting plate
  • Fixing screws and installation hardware
  • User and installation instructions

Specifications

BrandESI Controls
ModelESRTP8-W
DisplayDigital touchscreen display
MountingWall or stand
Programming options7 day, 5/2 day or 24 hour

Product details

Weight 0.55 kg
Finish

Dark Grey
SKU 7CT00017
EAN / Barcode 0753677551992

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